On Friday, Slaughter submitted a new letter, this time addressed to Chief Justice John Roberts in his capacity as the presiding officer of the Judicial Conference, to update and clarify the September letter.

At issue is the fact that Thomas repeatedly checked a box titled “none” on annual financial disclosure forms in response to a question about the sources of spousal income. Yet during those years, his wife, Virginia Thomas, worked for the conservative think tank Heritage Foundation and for the Tea Party lobbying group Liberty Central, which she helped found.